JavaScript (ES2026) reference · String Methods

JavaScript String.fromCharCode() Method

Create a string from UTF-16 code units, for example String.fromCharCode(72, 105) gives "Hi".

JavaScript (ES2026) Since ES1

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Syntax

String.fromCharCode(code1, code2, /* …, */ codeN)

Parameter	Description
`codes`	Numbers between 0 and 65535.

A string.

Codes to textTry it yourself

console.log(String.fromCharCode(72, 105));

Output

Hi

Generate the alphabetTry it yourself

const letters = Array.from({ length: 5 }, (_, i) => String.fromCharCode(65 + i));
console.log(letters.join(""));

Output

ABCDE

Version	Change
JavaScript ES1	Added

String.fromCodePoint() · Create a string from Unicode code points, including emoji outside the BMP that fromCharCode() can't express in one number.
string.charCodeAt() · Return the UTF-16 code unit (0 to 65535) at an index. For emoji and other astral characters use codePointAt().
JavaScript Strings · tutorial
JavaScript String Methods · tutorial